# Alva ribbed bikini briefs

- **Brand:** SIR.
- **Price:** $140.00
- **Catalog:** netaporter
- **Retailer:** net-a-porter
- **Product URL:** https://go.cosimo.shop/r/gAAAAABqpwok1HtH_NH8vditdRBWPo7Mr-5eeDBAmvs-zjejj14HAD04gAUxrEDTBPdgZQtxwBMLwBM9HBejZcm75WccNU8F_iuPoq32THtWVYREpN8TMcshmjHhmXPT_SRS0VZPpKTdKQr7go3D-6HwZzUKa86jpJC2l71nd-i2wDNk0CO5QIGbUdNFgtu97yVu4f06cnWuxntEd_PPq5g5ROPblwo06SPTTjsYhMMlsummjCLCkIfoY4IhyzunvmiFKQ0j0PcDojtlgWUV6bNpy0awcXqiScpiv0UyB7z9nuvY772aYVSdLMQwwWa4TGP-QNwJwg-b2_zVzdNP4v4JWRPn8ZADJ_78FPI8ZTmNIFl9FHLbSPXuKbKufXVNKW_yb8uA_Ik1a4DZ6dUrexMXuABU5qZGOdJpz8WK-LE2CkIq8-86uhEX-O_RHdo3JF84les4leAMEGcWxEXdfmOnP3bHhGbfSpJ2fN47r45fGsTAdsJJDRKta5cH05eB-zBng9xs51CQi90RpdWHEMKrtJL-o7YAZg==
- **Availability:** In stock

## Summary

Red and white striped ribbed bikini briefs featuring a ruched low-waist edge and an adjustable side tie.

## Description

SIR's 'Alva' bikini briefs are shaped in a stretch fabric and printed in the label's 'Laila' stripe. The ruched edge is designed to sit low on the waist and has a single tie on the side for an adjustable fit.

## Appearance

- **Colors:** Red
- **Sizes:** 00, 0, 1, 2, 3, 4 (per-size availability under Variants)
- **Materials:** 76% Nylon 24% Spandex
- **Fit:** - Sir follows its own size guide, please refer to the below:  - 00 = INT XXS/ UK 4/ US 0/ IT 36/ FR 32  - 0 = INT XS/ UK 6/ US 2/ IT 38/ FR 34 - 1 = INT S/ UK 8/ US 4/ IT 40/ FR 36 - 2 = INT M/ UK 10/ US 6/ IT 42/ FR 38 - 3 = INT L/ UK 12/ US 8/ IT 44/ FR 40 - 4 = INT XL/ UK 14/ US 10/ IT 46/ FR 42- True to size- Close fit, minimal coverage- Mid-weight material, stretchy fabric- Model: height 183 cm / 6'0", bust 79 cm / 31", waist 63 cm / 25", hips 88 cm / 34.5", wears the designer's size 1

## Variants

- **In stock:** 5 of 6
- **Available:** 0, 1, 2, 3, 4
- **Color (all variants):** Red

| Size | SKU | Availability |
| --- | --- | --- |
| 00 | 3074457345631017580 | Out of stock |
| 0 | 3074457345631017584 | In stock |
| 1 | 3074457345631017583 | In stock |
| 2 | 3074457345631017581 | In stock |
| 3 | 3074457345631017582 | In stock |
| 4 | 3074457345631017585 | In stock |

## Categories

- **Categories:** Clothing > Swimwear > Bikini Bottoms

## Additional Attributes

- **composition:** 76% Nylon 24% Spandex
- **part number:** 46376663163107903P
- **size and fit:** - Sir follows its own size guide, please refer to the below: - 00 = INT XXS/ UK 4/ US 0/ IT 36/ FR 32 - 0 = INT XS/ UK 6/ US 2/ IT 38/ FR 34 - 1 = INT S/ UK 8/ US 4/ IT 40/ FR 36 - 2 = INT M/ UK 10/ US 6/ IT 42/ FR 38 - 3 = INT L/ UK 12/ US 8/ IT 44/ FR 40 - 4 = INT XL/ UK 14/ US 10/ IT 46/ FR 42- True to size- Close fit, minimal coverage- Mid-weight material, stretchy fabric- Model: height 183 cm / 6'0", bust 79 cm / 31", waist 63 cm / 25", hips 88 cm / 34.5", wears the designer's size 1
- **mf part number:** SIR226-0002 B
- **centralSizeScheme:** RTW - 00/4
- **first visible date:** 2026-06-29T03:40:04.000Z
- **swatch variant ids:** 46376663163107904
- **designer identifier:** SIR

## Enrichment

- **Type:** bikini bottoms
- **Type Synonyms:** bikini briefs, swim briefs
- **Gender:** female
- **Age Groups:** adult
- **Tags:** ribbed, striped, ruched edge, side tie, low waist, minimal coverage
- **Styles:** beachwear, feminine
- **Colors:** red
- **Color Families:** Red
- **Category Path:** Apparel & Accessories > Clothing > Swimwear > Bikinis > Bikini Bottoms
- **Swimwear Features:** Adjustable Strap
- **Season:** Warm Weather
- **General Clothing Features:** Stretchable
- **Size Type:** Regular
- **Pattern:** Striped, Texture
- **Construction Detail:** Ruched
- **Swim bottom coverage style:** Cheeky
- **Fabric:** Elastane (Spandex / Lycra), Nylon / Polyamide
- **Canonical Brand:** SIR.

## Images

- ![Image 1](https://cdn.octogen.ai/4bf83d60f6bfdd2e2a79155033508ddb/5ac23ae5c189890b779badcdb50c51ea.webp)
- ![Image 2](https://cdn.octogen.ai/4bf83d60f6bfdd2e2a79155033508ddb/bd82b6c21071b42eeae57ac174300fe6.webp)
- ![Image 3](https://cdn.octogen.ai/4bf83d60f6bfdd2e2a79155033508ddb/f97cd8e162ca498eb034bcdaa5484ab4.webp)
- ![Image 4](https://cdn.octogen.ai/4bf83d60f6bfdd2e2a79155033508ddb/226e312d9849177498e24ad478fb7bc4.webp)

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*Source: cosimo.shop | Product ID: 6bc21e88-b44e-409c-b3fc-ee624df8086c | Canonical URL: https://cosimo.shop/product/sir/alva-ribbed-bikini-briefs-6bc21e88-b44e-409c-b3fc-ee624df8086c*